4989320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 13029120

約数和(自身を除く): 8039800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 173, 206, 280, 346, 412, 515, 692, 721, 824, 865, 1030, 1211, 1384, 1442, 1730, 2060, 2422, 2884, 3460, 3605, 4120, 4844, 5768, 6055, 6920, 7210, 9688, 12110, 14420, 17819, 24220, 28840, 35638, 48440, 71276, 89095, 124733, 142552, 178190, 249466, 356380, 498932, 623665, 712760, 997864, 1247330, 2494660, 4989320]

約数ペア:

[(1, 4989320), (2, 2494660), (4, 1247330), (5, 997864), (7, 712760), (8, 623665), (10, 498932), (14, 356380), (20, 249466), (28, 178190), (35, 142552), (40, 124733), (56, 89095), (70, 71276), (103, 48440), (140, 35638), (173, 28840), (206, 24220), (280, 17819), (346, 14420), (412, 12110), (515, 9688), (692, 7210), (721, 6920), (824, 6055), (865, 5768), (1030, 4844), (1211, 4120), (1384, 3605), (1442, 3460), (1730, 2884), (2060, 2422)]